senator rand paul of kentucky says he is not convinced the president wants to sign a immigration reform bill. >> people don't ever really want to pass them because they would no longer have the republicans to blame. so they set themselves up for failure by putting something up that is untenable. reporter: senator paul says he is willing to figure out a compromise as long as it starts with border security. >> shepard: where is the white house on this? reporter: the president's aides say the border has never been more secure. twice as many agents as ten years ago, and attempted illegal crossings at their lowest level. some suggest the focus on security is intended to distract attention from the path to citizenship that the president says must be part of the bill. the president had already said he would have a backup plan in case lawmakers failed to come up with their own plan, and his chief of staff took a shot at marco rubio for warning the obama policeman would be dead on arrival if propoised. >> let's make sure the group up there, the gang of eight, makes a good progress on these evide